Sphygmomanometer stand



FIG. 1 is a perspective view of a sphygmomanometer stand showing my new design;

FIG. 2 is a side elevation thereof;

FIG. 3 is a front elevation thereof; and

FIG. 4 is a rear elevation thereof.

The broken lines are shown for illustrative purposes only. 

The ornamental design for a sphygmomanometer stand, as shown and described. 